No problem, we've got 3912 and 6804 to multiply
3912 × 6804 = 6804 × (3912)
+ 6804 × 2 what gives us 13608
+ 6804 × 10 producing 68040
+ 6804 × 900 resulting in 6123600
+ 6804 × 3000 that results in 20412000

= 26617248
